package lesson2;

/*
观测线程状态
 */
public class TestState {
    public static void main(String[] args) {
        Thread thread = new Thread(()->{
            for (int i = 0; i < 5; i++) {
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println("/////");
            }
        });

        //观察状态
        Thread.State state = thread.getState();
        System.out.println(state);

        //观察启动后
        thread.start();
        state = thread.getState();
        System.out.println(state);

        while( state != Thread.State.TERMINATED){
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            state = thread.getState(); //更新线程状态
            System.out.println(state);
        }
    }
}
